205556400

素因数分解:

$2^4\times 3^3\times 5^2\times 7^1\times {\mathrm{2719}}^1$

素因数の和:2753

約数の個数: 240

約数和(自身を含む): 836454400

約数和(自身を除く): 630898000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 252, 270, 280, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 504, 525, 540, 560, 600, 630, 675, 700, 720, 756, 840, 900, 945, 1008, 1050, 1080, 1200, 1260, 1350, 1400, 1512, 1575, 1680, 1800, 1890, 2100, 2160, 2520, 2700, 2719, 2800, 3024, 3150, 3600, 3780, 4200, 4725, 5040, 5400, 5438, 6300, 7560, 8157, 8400, 9450, 10800, 10876, 12600, 13595, 15120, 16314, 18900, 19033, 21752, 24471, 25200, 27190, 32628, 37800, 38066, 40785, 43504, 48942, 54380, 57099, 65256, 67975, 73413, 75600, 76132, 81570, 95165, 97884, 108760, 114198, 122355, 130512, 135950, 146826, 152264, 163140, 171297, 190330, 195768, 203925, 217520, 228396, 244710, 271900, 285495, 293652, 304528, 326280, 342594, 367065, 380660, 391536, 407850, 456792, 475825, 489420, 513891, 543800, 570990, 587304, 611775, 652560, 685188, 734130, 761320, 815700, 856485, 913584, 951650, 978840, 1027782, 1087600, 1141980, 1174608, 1223550, 1370376, 1427475, 1468260, 1522640, 1631400, 1712970, 1835325, 1903300, 1957680, 2055564, 2283960, 2447100, 2569455, 2740752, 2854950, 2936520, 3262800, 3425940, 3670650, 3806600, 4111128, 4282425, 4567920, 4894200, 5138910, 5709900, 5873040, 6851880, 7341300, 7613200, 8222256, 8564850, 9788400, 10277820, 11419800, 12847275, 13703760, 14682600, 17129700, 20555640, 22839600, 25694550, 29365200, 34259400, 41111280, 51389100, 68518800, 102778200, 205556400]

約数ペア:

[(1, 205556400), (2, 102778200), (3, 68518800), (4, 51389100), (5, 41111280), (6, 34259400), (7, 29365200), (8, 25694550), (9, 22839600), (10, 20555640), (12, 17129700), (14, 14682600), (15, 13703760), (16, 12847275), (18, 11419800), (20, 10277820), (21, 9788400), (24, 8564850), (25, 8222256), (27, 7613200), (28, 7341300), (30, 6851880), (35, 5873040), (36, 5709900), (40, 5138910), (42, 4894200), (45, 4567920), (48, 4282425), (50, 4111128), (54, 3806600), (56, 3670650), (60, 3425940), (63, 3262800), (70, 2936520), (72, 2854950), (75, 2740752), (80, 2569455), (84, 2447100), (90, 2283960), (100, 2055564), (105, 1957680), (108, 1903300), (112, 1835325), (120, 1712970), (126, 1631400), (135, 1522640), (140, 1468260), (144, 1427475), (150, 1370376), (168, 1223550), (175, 1174608), (180, 1141980), (189, 1087600), (200, 1027782), (210, 978840), (216, 951650), (225, 913584), (240, 856485), (252, 815700), (270, 761320), (280, 734130), (300, 685188), (315, 652560), (336, 611775), (350, 587304), (360, 570990), (378, 543800), (400, 513891), (420, 489420), (432, 475825), (450, 456792), (504, 407850), (525, 391536), (540, 380660), (560, 367065), (600, 342594), (630, 326280), (675, 304528), (700, 293652), (720, 285495), (756, 271900), (840, 244710), (900, 228396), (945, 217520), (1008, 203925), (1050, 195768), (1080, 190330), (1200, 171297), (1260, 163140), (1350, 152264), (1400, 146826), (1512, 135950), (1575, 130512), (1680, 122355), (1800, 114198), (1890, 108760), (2100, 97884), (2160, 95165), (2520, 81570), (2700, 76132), (2719, 75600), (2800, 73413), (3024, 67975), (3150, 65256), (3600, 57099), (3780, 54380), (4200, 48942), (4725, 43504), (5040, 40785), (5400, 38066), (5438, 37800), (6300, 32628), (7560, 27190), (8157, 25200), (8400, 24471), (9450, 21752), (10800, 19033), (10876, 18900), (12600, 16314), (13595, 15120)]